Clinical trials: Artificial Limbs
Aortic Valve Stenosis
Hemodynamic Comparison of Tissue Aortic Valves
The purpose of this study is to: 1. Assess for hemodynamic differences at rest and with exercise between three clinically available tissue aortic valves. 2.
- Trial name
- NCT01635244
- Testing
- Aortic valve replacement
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Michigan
Amputation Stumps, Amputees
Moisture Management Liner Effectiveness Study
The comfort and fit of the residual limb within a prosthetic socket are of primary concern for many amputees. The residual limb is typically covered by non-breathable and non- thermally conductive materials that can create a warm…
- Conditions
- Amputation Stumps, Amputees, Amputation, Lower Limb Deformities, Congenital
- Trial name
- NCT04427007
- Testing
- Moisture Management Liner, Control Liner
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Transtibial Amputation
Evaluation of a Modified Running-specific Prosthetic Foot
The goal of this study is to evaluate endurance, walking performance, mobility, and perceived exertion of transtibial prosthesis users (i.e., study participants) walking with a conventional energy storing prosthetic foot (ESF)…
- Trial name
- NCT02440711
- Testing
- Energy storing foot (ESF), Modified running specific foot (mRSF)
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- University of Washington
Total Laryngectomy
Short-term Clinical Feasibility of the New Provox Vega 22.5 Voice Prosthesis
The purpose of this study is to investigate the performance of a new voice prosthesis in comparison with the Provox2 and the Provox ActiValve voice prosthesis in 15 laryngectomized patients.
- Trial name
- NCT00743262
- Testing
- Provox voice prosthesis
- Where
- Netherlands
- Volunteers
- 15 people
- Sponsor
- Atos Medical AB
Amputation, Amputation; Traumatic, Hand
Dexterous Partial Hand Prosthesis Outcomes
Liberating Technologies, Inc. (LTI) has developed a dexterous prosthetic fingertip that will be fit onto an i-Digits™ partial hand prosthesis and allow for an additional fine grasp.
- Conditions
- Amputation, Amputation; Traumatic, Hand, Limb; Absence, Congenital, Upper, Prosthesis User
- Trial name
- NCT05038566
- Testing
- Pointdexter
- Where
- 2 sites in United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Thromboembolism, Heart Valve Prosthesis
Follow on Study From RE-ALIGN
To collect additional data relating to safety and indicators of efficacy for patients who have participated in the 1160.113 study.
- Trial name
- NCT01505881
- Testing
- dabigatran etexilate low dose, warfarin 5mg, dabigatran etexilate intermediate dose
- Where
- 30 sites in Belgium, Canada and 7 more
- Volunteers
- 158 people
- Sponsor
- Boehringer Ingelheim
Prosthesis User, Amputation
Basic Mobility and Balance Performance of Low Active Transfemoral Prosthesis Users With a Powered Prosthetic Knee
This was a prospective case series design investigation with 6 prosthesis user subjects. Subjects performed the Timed up and go (TUG) test and the two minute walk test (2MWT) along with some activities of daily living (ADL), on…
- Trial name
- NCT04799145
- Testing
- Investigational device, Prescribed device
- Volunteers
- 6 people
- Sponsor
- Össur Iceland ehf
Blepharoptosis, Ptosis, Eyelid
Clinical Trial to Improve the Magnetic Levator Prosthesis
Blepharoptosis (incomplete opening of the eyelids) occurs because of a disruption in the normal agonist-antagonist neuro-muscular complex balance. An external device could restore eyelid movement.
- Conditions
- Blepharoptosis, Ptosis, Eyelid, Myasthenia Gravis, Stroke
- Trial name
- NCT03818204
- Testing
- Magnetic Levator Prosthesis (MLP)
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Amputation
Does Walking Performance Improve When Veterans With Leg Amputations Are Given Visual Feedback?
Previous studies suggest that Veterans with below the knee amputation using passive-elastic or powered prostheses have impaired physical function, which could increase the risk of osteoarthritis, leg/back pain, and…
- Trial name
- NCT03974945
- Testing
- Passive-elastic prosthetic foot, Powered ankle-foot prosthesis
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Amputation, Amputation; Traumatic, Leg, Lower
Clinical Outcomes With Passive MPKs vs. Powered Prosthetic Knees
The goal of this proposed project is to gather community-based data from the K4-level Transfemoral Amputee (TFA) population to aid in evidence-based prescription of powered prosthetic knees (i.e., choosing the right device to…
- Conditions
- Amputation, Amputation; Traumatic, Leg, Lower, Limb; Absence, Congenital, Lower, Prosthesis User
- Trial name
- NCT05267639
- Testing
- Power Knee
- Where
- 2 sites in United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Degenerative Disc Disease
LDR Spine USA Mobi-C(R) Cervical Disc Prosthesis IDE
The purpose of this investigation is to establish the safety and effectiveness of the LDR Spine Mobi-C® Cervical Disc Prosthesis which is an anterior cervical interbody mechanical device.
- Trial name
- NCT00389597
- Testing
- Cervical Artificial Disc
- Where
- 24 sites in United States
- Volunteers
- 599 people
- Sponsor
- LDR Spine USA
Transtibial Amputation
Metabolic Cost Savings for Transtibial Amputees Wearing the Controlled Energy Storage and Return (CESR) Foot
To determine if below-knee amputees will walk with better efficiency wearing a CESR foot which stores energy at heel strike and releases energy releases energy during push-off.
- Trial name
- NCT00494143
- Testing
- CESR Prosthetic Foot, typical prosthetic foot, standardized prosthetic foot
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Spinal Cord Injuries
Active Powered Prosthesis (APEX) for Spinal Cord Injury
The Active Powered Prosthesis (APEX) (AbiliTech Medical Inc., Minneapolis, MN) is a proof-of-concept shoulder-elbow-wrist device intended to provide non-invasive active powered robotic assistive movement to upper extremities.
- Trial name
- NCT03696927
- Testing
- Active Powered Prosthesis (APEX) for Spinal Cord Injury
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- AbiliTech Medical Inc.
Lower Limb Amputation Above Knee (Injury)
Comparative Effectiveness Between Microprocessor Knees and Non-Microprocessor Knees
This study will assess if the functional performance and musculoskeletal outcome of transfemoral amputees are improved after receiving a Microprocessor Knee (MPK) compared to a Non-Microprocessor Knees (NMPK).
- Trial name
- MPK-AOPA (NCT02240186)
- Testing
- Microprocessor Knee (MPK), Non-Microprocessor Knee (NMPK)
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Mayo Clinic
Dysplasia; Hip, Prosthesis Survival
Long-term Outcomes of Conical Tapered Stems in Cementless Total Hip Arthroplasty Due to Congenital Hip Pathologies
A retrospective consecutive population of patients treated with conical tapered stems in cementless total hip arthroplasty for osteoarthritis due to congenital hip pathologies will be selected.
- Trial name
- RetroCone (NCT04748458)
- Testing
- Conical tapered stem
- Where
- Italy
- Volunteers
- 85 people
- Sponsor
- Istituto Ortopedico Rizzoli
Unilateral Traumatic Amputation, Amputation, Traumatic
Determining the Potential Benefit of Powered Prostheses
The goal of this research is to determine the effectiveness of a powered prosthesis compared to an unpowered prosthesis during short bouts of walking, extended periods of walking (to fatigue), and performance in the community.
- Trial name
- NCT02828982
- Testing
- Powered ankle prosthesis, Dynamic Response Foot
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Deanna H Gates
Artificial Limbs, Skin Diseases
Effects of Temperature Control Liner Materials on Long-Term Outcomes of Prothesis Use
This clinical trial will compare how many days per year people with lower limb prosthesis do not wear their prosthesis when fitted with a conventional liner and a liner made with phase change materials.
- Trial name
- NCT03428815
- Testing
- Prosthesis suspension liner
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Goeran Fiedler
Amputation
Intent Recognition for Prosthesis Control
This work will focus on new algorithms for powered prostheses and testing these in human subject tests. Individuals with above knee amputation will walk with a robotic prosthesis and ambulate over terrain that simulates community…
- Trial name
- NCT05537792
- Testing
- Robotic Knee/Ankle Prosthesis
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Georgia Institute of Technology
Stenosis of Vascular Prosthetic Devices, Implants and Grafts
Post-Approval Study for the FLAIR Endovascular Stent Graft
The purpose of this study is to confirm the long-term safety and effectiveness of the FLAIR Endovascular Stent Graft for treatment of stenoses at the venous anastomosis of ePTFE or other synthetic arteriovenous (AV) access grafts.
- Trial name
- RENOVA (NCT00677235)
- Testing
- FLAIR Endovascular Stent Graft, PTA
- Where
- United States
- Volunteers
- 270 people
- Sponsor
- C. R. Bard
Prosthesis User, Amputation
An Investigation of Functional Improvements in the RHEO KNEE Compared to Hydraulic Microprocessor Controlled Knees (MPKs)
The aim of this study was to evaluate the mobility, perceived safety and functioning of unilateral transfemoral (TF) amputees using the Rheo Knee XC compared to their existing prosthetic knee (RHEO KNEE II, III or Genium, X2 or…
- Trial name
- NCT04023578
- Testing
- RHEO KNEE XC
- Where
- 4 sites in United States
- Volunteers
- 15 people
- Sponsor
- Össur Iceland ehf